Indicators & Accessories

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Changing a lightbulb must surely rank as one of the easiest of all tasks and even features in various jokes. It seems strange, therefore, that some of the smallest of bulbs present the biggest problems. The class of bulbs usually referred to as indicator lamps come in a bewildering range of types and specifications and it often seems that all they have in common is their diminutive size. The first problem is in actually accessing these bulbs, as they tend to be tucked away in places such as illuminated switches or other hard to reach locations, but getting to the bulb is only the first step. Obtaining the correct replacement often presents the biggest problem, with literally hundreds of different bulbs to chose from. They are available as luminescent or LED lamps but the base fittings could be bayonet, screw, midget groove, midget flange, T-holder, festoon, W2.1x9.5d or wire lead. Other considerations include voltage, power, current and luminous flux. Fortunately the correct bulb can easily be found by making use of the page filters. With the job requiring little more than a screwdriver and perhaps a pair of pliers, it really is as easy as it should be. So how many electricians does it take to change a lightbulb? ...